Sierra 3500 4WD V8-6.6L DSL Turbo VIN 2 (2004)
4. Install the fuel filter bracket bolts.
Tighten
Tighten the bolts to 20 N.m (15 lb ft).
5. Connect the fuel filter electrical connectors.
6. Install the fuel hoses.
7. Position the fuel hose clamps.
8. Prime the fuel system. Refer to Fuel System Priming.
9. Start the engine. If the engine stalls, repeat the above step.
10. Once the engine starts, inspect for fuel leaks.